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Solar sails and ancient aliens

Scientists at Harvard University have recently suggested that intelligent life forms in another galaxy may have used interstellar spacecraft billions of years ago. Their paper, co-authored by Manasvi Lingam and Abraham Loeb and entitled ‘Fast Radio Bursts from Extragalactic Light Sails’, has just been published…

The journey of Juno

After 5 years and 1.7 billion miles, our latest satellite makes its bid for interplanetary stardom. At 11:18 PM EDT, Juno will fire its rocket engine in its bid to enter orbit around that giant gasbag Jupiter. It will be keeping a lo-gain antenna aimed at Earth the whole time, but no help or assist will be possible…

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